Projects

CSEMP assessment of lead in sediment at Montrose Bank (E Scotland)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean113.6914.97-3.847.69
linear214.2716.74-3.146.271.414 10.2344
smooth (df = 2)316.2720.44-3.146.270.003 10.9552
smooth (df = 3)417.7524.30-2.875.750.521 10.4702
smooth (df = 4)519.4629.26-2.735.460.293 10.5886

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920163.543.34-0.20091 0.16606-1.2100.2451
last 20 years199920163.543.34-0.20091 0.16606-1.2100.2451

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC28.2138.000.29800.11382.6190.0097
ERL28.2147.000.51060.11384.4870.0002

 


Raw data with supporting information

Raw data with supporting information for assessment of  lead in sediment at Montrose Bank (E Scotland)


Raw data with assessment

Raw data with assessment of  lead in sediment at Montrose Bank (E Scotland)


Assessment plot

Assessment plot for  lead in sediment at Montrose Bank (E Scotland)


Metals data

Metals data for assessment of  lead in sediment at Montrose Bank (E Scotland)


Metals assessment

Metals assessment of  lead in sediment at Montrose Bank (E Scotland)


Related pages

  • Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
  • Assessment methodology for metals in sediment
  • Accessment criteria for metals in sediment